/* 导航栏 */

.header-box {
    width: 100%;
    height: 500px;
    background: url("../statics/bg.jpg") no-repeat;
    background-size: 100%;
    color: #fff;
}

.header-box .navbar {
    width: 100%;
    height: 80px;
    background-color: rgba(0, 0, 0, .5);
}

.left-logo-navbar {
    float: left;
}

.left-logo-navbar img {
    width: 200px;
    height: 36px;
    margin: 20px 0 0 50px;
}

.header-links .college-infos:nth-child(-n+2) .lk::after {
    content: '';
    border: 5px solid transparent;
    border-radius: 1px;
    border-top: 6px solid #fff;
    display: inline-block;
    height: 0;
    margin: 5px 0 0 8px;
    vertical-align: middle;
    width: 0;
}

.header-btn,
.right-links-navbar {
    float: right;
}

.right-links-navbar .header-links .college-infos {
    float: left;
}

.right-links-navbar .header-links .lk {
    padding: 0 25px;
    height: 80px;
    line-height: 80px;
    font-size: 19px;
}

.header-links .college-infos:nth-child(-n+2):hover {
    cursor: pointer;
    background-color: #171717;
    transition: all .2s ease-in-out;
}

.header-links .college-infos:nth-child(-n+2):hover .college-menu li {
    display: block;
}

.header-links .college-infos:hover .lk::after {
    transform: rotate(180deg);
    transform-origin: top center;
}

.college-infos {
    position: relative;
}

.header-links .college-menu {
    width: 100%;
    background-color: #171717;
    position: absolute;
    right: 0;
    top: 74px;
}

.header-links .college-menu li {
    display: none;
    height: 44px;
    padding: 0 10px;
    text-align: center;
    line-height: 44px;
    font-size: 19px;
}

.header-links .college-menu li:hover {
    background-color: #676767;
}

.header-btn {
    width: 120px;
    height: 50px;
    cursor: pointer;
    background-color: #676767;
    border-radius: 8px;
    font-size: 19px;
    text-align: center;
    line-height: 50px;
    margin: 16px 15px 16px 57px;
}

.header-btn:hover {
    background-color: #404040;
}

.header-btn:active {
    background-color: #404040;
    color: gray;
}

.text {
    width: 1100px;
    margin: 160px auto;
    text-align: center;
    font-size: 52px;
    color: #fff;
}


/* 内容区域 */

.center {
    width: 1100px;
    margin: 0 auto;
}

.purpose {
    margin-top: 76px;
}

.purpose-title {
    font-size: 40px;
    color: black;
    font-weight: normal;
    margin-bottom: 47px;
}

.purpose-list {
    height: 250px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 104px;
}

.purpose-item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    font-size: 25px;
    color: black;
}

.curriculum-title {
    font-size: 38px;
    text-align: center;
    color: black;
}

.curriculum .select {
    display: flex;
    justify-content: end;
    height: 75px;
}

.curriculum .select ul {
    display: flex;
    justify-content: space-around;
    text-align: center;
    cursor: pointer;
    width: 384px;
    height: 60px;
    border-bottom: 2px solid #cbcbcb;
    color: #bebebe;
    font-size: 15px;
}

.curriculum .select ul li {
    padding: 15px 25px 0;
    transition: all .5s ease-in-out;
}

.cur {
    /* 点击样式 */
    color: #000;
    border-bottom: 3px solid #000;
}

.curriculum-item-box {
    margin-bottom: 50px;
    display: flex;
    justify-content: start;
}

ul .curriculum-item:last-child {
    margin-bottom: 250px;
}

.curriculum-item img {
    width: 124px;
    height: 124px;
    border-radius: 50%;
    margin-right: 30px;
}

.project .title {
    font-size: 30px;
    color: #000;
}

.project p {
    margin-top: 16px;
    margin-bottom: 8px;
    font-size: 15px;
    color: #000;
}

.project span {
    display: inline-block;
    padding: 0 12px;
    background-color: gray;
    border-radius: 16px;
    color: #fff;
}


/* 底部区域 */

.footer {
    position: relative;
    bottom: 0;
    left: 0;
    height: 300px;
    padding-top: 63px;
    background-color: #dddddd;
}

.footer-flex {
    display: flex;
    justify-content: space-between;
}

.footer-right {
    display: flex;
    justify-content: space-between;
    width: 558px;
}

.footer-mode h4 {
    font-size: 18px;
    color: #000;
    margin-bottom: 25px;
}

.info-list li:nth-child(-n+4) {
    margin-bottom: 14px;
}

.info-list li a {
    font-size: 12px;
}

.footer-left {
    width: 225px;
    margin-top: 60px;
}

.footer-left .cir-list {
    display: flex;
    justify-content: space-between;
}

.footer-left .cir-list .cir {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background-color: #000;
    font-size: 24px;
    color: #fff;
    font-weight: bold;
    text-align: center;
    line-height: 62px;
}


/* 全局 */

body,
section {
    margin: 0;
    width: 100%;
}

.inner-content {
    box-sizing: border-box;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.disable-selection {
    /* 禁止选中 */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.hidden {
    opacity: 0;
}

.flex {
    display: flex;
}

.flex-gap {
    column-gap: 30px;
}

.flex-item {
    flex: 1;
}


/* 报名表单 */

.form-section>.inner-content {
    max-width: 800px;
    transform: translateY(-50%);
    position: relative;
    margin-bottom: -20px;
    font-size: 20px;
}

.form-con {
    z-index: 3;
}

.form,
#submit-info {
    box-sizing: border-box;
    width: 100%;
    padding: 8px;
    border: white solid 1px;
    border-radius: 12px;
    background-color: white;
    box-shadow: 5px 5px 5px rgb(180, 180, 180);
}

.form>div {
    display: inline-block;
}

.school,
.grade,
.email {
    box-sizing: border-box;
    padding: 8px;
}

.school .select,
.grade .select,
.email input {
    display: inline-block;
    vertical-align: middle;
    font-size: 14px;
    width: 100%;
    height: 35px;
    margin-top: 8px;
}

.email input {
    box-sizing: border-box;
    padding: 0 4px;
    border: transparent solid 1px;
    border-radius: 5px;
    background-color: rgb(235, 235, 235);
}

.school {
    width: 25%;
}

.grade {
    width: 20%;
}

.email {
    width: 38%;
}

.submit {
    box-sizing: border-box;
    padding: 6px 6px 8px;
    width: 105px;
    vertical-align: bottom;
}

#submit-button {
    text-align: center;
    line-height: 31px;
    color: white;
    box-sizing: border-box;
    height: 35px;
    border: rgb(0, 0, 0, 0) solid 2px;
    border-radius: 8px;
    background-color: rgb(48, 136, 255);
    cursor: pointer;
    transition: all 200ms linear;
}

#submit-button:hover {
    background-color: white;
    color: rgb(48, 136, 255);
    border: rgb(48, 136, 255) solid 2px;
}

#submit-info>h2 {
    text-align: center;
}

#submit-info>div {
    position: absolute;
    bottom: 8px;
    right: 25px;
    color: gray;
    font-size: 14px;
    cursor: pointer;
}

.msg-con {
    z-index: 2;
}

#msg-box {
    display: none;
}

#msg-box[data-type="error"],
#msg-box[data-type="success"] {
    display: block;
    box-sizing: border-box;
    border-style: solid;
    border-width: 1px;
    border-radius: 5px;
    padding: 10px;
    margin-top: 10px;
    text-align: center;
}

#msg-box[data-type="error"] {
    border-color: red;
    background-color: rgb(255, 222, 222);
}

#msg-box[data-type="success"] {
    border-color: green;
    background-color: rgb(222, 255, 222);
}


/* 动画 */

:root {
    --animate-duration: 800ms;
    --animate-delay: 1s;
    --animate-repeat: 1;
}

.animated {
    -webkit-animation-duration: var(--animate-duration);
    animation-duration: var(--animate-duration);
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
}

.fadeInUp {
    -webkit-animation-name: fadeInUp;
    animation-name: fadeInUp;
}

@-webkit-keyframes fadeInUp {
    0% {
        opacity: 0;
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0);
    }
    to {
        opacity: 1;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0);
    }
    to {
        opacity: 1;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
}